A case-crossover analysis of the impact of weather on primary cases of Middle East respiratory syndrome

BMC Infectious Diseases

Table 1 Cumulative case counts and rates of MERS in Saudi Arabia from 2015 to 2017

Population	Cases (%)	Cases per 100 k Crude	Cases per 100 k adjusted^a
Province
Asir	20 (4.4)	0.93	0.90
Baha	4 (0.9)	0.86	0.69
Eastern	53 (11.9)	1.16	1.24
Hail	17 (3.8)	2.50	2.39
Jawf	3 (0.7)	0.82	0.89
Jizan	2 (0.4)	0.13	0.14
Madinah	23 (5.1)	1.13	1.02
Makkah	54 (12.1)	0.68	0.66
Najran	24 (5.4)	4.42	4.66
Northern	2 (0.4)	0.56	0.58
Qasseem	52 (11.7)	3.80	3.80
Riyadh	185 (41.5)	2.43	2.54
Tabuk	7 (1.6)	0.90	1.00
TOTAL	446 (100)	1.46	1.46
Age
< 20	2 (0.4)	0.02	0.02
> 20 < 65	289 (64.8)	1.47	1.43
> 65	155 (34.8)	17.27	17.27
Sex
Male	352 (78.9)	2.05	1.99
Female	94 (21.1)	0.70	0.72

^aAge and sex adjusted rates were calculated using data from the 2015 Statistical Yearbook of the General Authority for Statistics of the Kingdom of Saudi Arabia

ISSN: 1471-2334